Home / 75,122.22-103,669.89-41,130.14

Finding the Fourth Proportional to 75,122.22, 103,669.89 and 41,130.14

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Solution

The fourth proportional to 75,122.22, 103,669.89 and 41,130.14 is: 56,760.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,122.22 : 103,669.89 = 41,130.14 : x
  2. Step 2: Convert to fraction form
    75,122.22/103,669.89 = 41,130.14/x
  3. Step 3: Cross multiply
    75,122.22x = 103,669.89 × 41,130.14
  4. Step 4: Simplify right side
    75,122.22x = 4,263,957,089.48
  5. Step 5: Solve for x
    x = 4,263,957,089.48/75,122.22
  6. Step 6: Final answer
    x = 56,760.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.